Finding the Fourth Proportional to 203,482.26, 305,267.16 and 68,559.75
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Solution
The fourth proportional to 203,482.26, 305,267.16 and 68,559.75 is: 102,854.37
Step by Step Solution
- Step 1: Write the proportion equation
203,482.26 : 305,267.16 = 68,559.75 : x - Step 2: Convert to fraction form
203,482.26/305,267.16 = 68,559.75/x - Step 3: Cross multiply
203,482.26x = 305,267.16 × 68,559.75 - Step 4: Simplify right side
203,482.26x = 20,929,040,429.91 - Step 5: Solve for x
x = 20,929,040,429.91/203,482.26 - Step 6: Final answer
x = 102,854.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.